function LNPrefix(d) {
    var f = d.parentElement, c = d.value.split(/\r?\n/).length + 49;
    d.style.cssText = "width:90%;resize:none;line-height: normal !important;";
    f.classList.add("LN_area");
    f.style.cssText = "height:750px;";

    function g(j, h) {
        var i = document.createElement("div");
        i.innerText = h;
        i.classList.add("LN_n");
        i.style.cssText = "text-align:right;padding-right:.1rem;";
        j.appendChild(i)
    }

    var b = document.getElementsByClassName("LN_sb")[0];
    if (b) {
        f.removeChild(b)
    }
    var e = document.createElement("div");
    e.classList.add("LN_sb");
    e.style.cssText = "padding-top:.375rem;display:inline-block;float:left;width:auto;";
    f.insertBefore(e, d);
    for (var a = 0; a < c; a++) {
        g(document.getElementsByClassName("LN_sb")[0], a + 1)
    }
    input.addEventListener("scroll", function (i) {
        var h = this.parentElement.children[0].style, j = h.margin - this.scrollTop;
        h.marginTop = String(j) + "px";
        this.parentElement.style.overflow = "hidden"
    })
};

